body {
    background: #ddf4ff url("bg.jpg") repeat-x;
}

hr{
    margin-top: 20px;
    color: lightgray;
}
.shuru {
    width: 70px;
    border-bottom: 1px solid #dbdbdb;
    border-top: 0px;
    border-left: 0px;
    border-right: 0px;
}

button {
    width: 80px;
    height: 30px;
    color: white;
    border-radius: 7px;
    border: 1px solid #0492d6;
    background: #13a5ec;
}

button:hover {
    background: #1eb0f6;
    color: #fff !important;
}